/* * bsp.h -- contain BSP API definition. */ /* * Copyright (C) 1999 Eric Valette. valette@crf.canon.fr * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rtems.org/license/LICENSE. * * S. Kate Feng 2003-2007 : Modified it to support the mvme5500 BSP. * * Modified for the 'beatnik' BSP by T. Straumann, 2005-2007. */ #ifndef LIBBSP_BEATNIK_BSP_H #define LIBBSP_BEATNIK_BSP_H #ifndef ASM #include #include #include #include #include #ifdef __cplusplus extern "C" { #endif /* Board type */ typedef enum { Unknown = 0, MVME5500, MVME6100 } BSP_BoardType; BSP_BoardType BSP_getBoardType(void); /* Discovery Version */ typedef enum { unknown = 0, GT_64260_A, /* Revision 0x10 */ GT_64260_B, /* Revision 0x20 */ MV_64360, } DiscoveryVersion; /* Determine the type of discovery chip on this board; info * is cached and repeated calls just return the cached value. * * If a non-zero argument is passed, the routine panics * (rtems_panic) if no recognized bridge is found; */ DiscoveryVersion BSP_getDiscoveryVersion(int assertion); /* * confdefs.h overrides for this BSP: * - Interrupt stack space is not minimum if defined. */ #define BSP_INTERRUPT_STACK_SIZE (16 * 1024) /* * base address definitions for several devices */ #define BSP_MV64x60_BASE (0xf1000000) #define BSP_MV64x60_DEV1_BASE (0xf1100000) #define BSP_UART_IOBASE_COM1 ((BSP_MV64x60_DEV1_BASE)+0x20000) #define BSP_UART_IOBASE_COM2 ((BSP_MV64x60_DEV1_BASE)+0x21000) #define BSP_UART_USE_SHARED_IRQS #define BSP_NVRAM_BASE_ADDR (0xf1110000) #define BSP_NVRAM_END_ADDR (0xf1117fff) #define BSP_NVRAM_RTC_START (0xf1117ff8) #define BSP_NVRAM_BOOTPARMS_START (0xf1111000) #define BSP_NVRAM_BOOTPARMS_END (0xf1111fff) /* This is only active/used during early init. It defines * the hose0 base for the shared/generic pci code. * Our own BSP specific pci initialization will then * override the PCI configuration (see gt_pci_init.c:BSP_pci_initialize) */ #define PCI_CONFIG_ADDR (BSP_MV64x60_BASE + 0xcf8) #define PCI_CONFIG_DATA (BSP_MV64x60_BASE + 0xcfc) /* our wonderful PCI initialization remaps everything to CPU addresses * - before calling BSP_pci_initialize() this is NOT VALID, however * and the deprecated inl()/outl() etc won't work! */ #define _IO_BASE 0x00000000 /* wonderful MotLoad has the base address as seen from the * CPU programmed into config space :-) */ #define PCI_MEM_BASE 0 #define PCI_MEM_BASE_ADJUSTMENT 0 #define PCI_DRAM_OFFSET 0 extern void BSP_motload_pci_fixup(void); /* PCI <-> local address mapping - no sophisticated windows * (i.e., no support for cached regions etc. you read a BAR * from config space and that's 1:1 where the CPU sees it). * Our memory is mapped 1:1 to PCI also. */ #define BSP_PCI2LOCAL_ADDR(a) ((uint32_t)(a)) #define BSP_LOCAL2PCI_ADDR(a) ((uint32_t)(a)) #define BSP_CONFIG_NUM_PCI_CACHE_SLOTS 32 #define BSP_CONSOLE_PORT BSP_UART_COM1 #define BSP_UART_BAUD_BASE 115200 /* I2C Devices */ /* Note that the i2c addresses stated in the manual are * left-shifted by one bit. */ #define BSP_VPD_I2C_ADDR (0xA8>>1) /* the VPD EEPROM */ #define BSP_USR_I2C_ADDR (0xAA>>1) /* the user EEPROM */ #define BSP_THM_I2C_ADDR (0x90>>1) /* the DS1621 temperature sensor & thermostat */ #define BSP_I2C_BUS_DESCRIPTOR gt64260_i2c_bus_descriptor #define BSP_I2C_BUS0_NAME "/dev/i2c0" #define BSP_I2C_VPD_EEPROM_NAME "vpd-eeprom" #define BSP_I2C_USR_EEPROM_NAME "usr-eeprom" #define BSP_I2C_DS1621_NAME "ds1621" #define BSP_I2C_THM_NAME BSP_I2C_DS1621_NAME #define BSP_I2C_DS1621_RAW_NAME "ds1621-raw" #define BSP_I2C_VPD_EEPROM_DEV_NAME (BSP_I2C_BUS0_NAME ", " BSP_I2C_VPD_EEPROM_NAME) #define BSP_I2C_USR_EEPROM_DEV_NAME (BSP_I2C_BUS0_NAME ", " BSP_I2C_USR_EEPROM_NAME) #define BSP_I2C_DS1621_DEV_NAME (BSP_I2C_BUS0_NAME ", " BSP_I2C_DS1621_NAME) #define BSP_I2C_THM_DEV_NAME BSP_I2C_DS1621_DEV_NAME #define BSP_I2C_DS1621_RAW_DEV_NAME (BSP_I2C_BUS0_NAME ", " BSP_I2C_DS1621_RAW_NAME) /* Initialize the I2C driver and register all devices * RETURNS 0 on success, -1 on error. * * Access to the VPD and user EEPROMS as well * as the ds1621 temperature sensor is possible * by means of file nodes * * /dev/i2c0.vpd-eeprom (read-only) * /dev/i2c0.usr-eeprom (read-write) * /dev/i2c0.ds1621 (read-only; one byte: board-temp in degC) * /dev/i2c0.ds1621-raw (read-write; transfer bytes to/from the ds1621) */ int BSP_i2c_initialize(void); /* Networking; */ #if defined(RTEMS_NETWORKING) #include #endif /* NOT FOR PUBLIC USE BELOW HERE */ #define BSP_PCI_HOSE0_MEM_BASE 0x80000000 /* must be aligned to size */ #define BSP_PCI_HOSE0_MEM_SIZE 0x20000000 #define BSP_PCI_HOSE1_MEM_BASE 0xe0000000 #define BSP_DEV_AND_PCI_IO_BASE 0xf0000000 #define BSP_DEV_AND_PCI_IO_SIZE 0x10000000 /* maintain coherency between CPU and GT64340 Ethernet * (andpossibly other Discovery components). */ #define BSP_RW_PAGE_ATTRIBUTES TRIV121_ATTR_M extern unsigned BSP_pci_hose1_bus_base; void BSP_pci_initialize(void); /* Exception Handling */ /* Use a task notepad to attach user exception handler info; * may be changed by application startup code (EPICS uses 11) */ #define BSP_EXCEPTION_NOTEPAD 14 #ifndef ASM #define outport_byte(port,value) outb(value,port) #define outport_word(port,value) outw(value,port) #define outport_long(port,value) outl(value,port) #define inport_byte(port,value) (value = inb(port)) #define inport_word(port,value) (value = inw(port)) #define inport_long(port,value) (value = inl(port)) /* * Vital Board data Start using DATA RESIDUAL */ /* * Total memory using RESIDUAL DATA */ extern unsigned int BSP_mem_size; /* * Start of the heap */ extern unsigned int BSP_heap_start; /* * PCI Bus Frequency */ extern unsigned int BSP_bus_frequency; /* * processor clock frequency */ extern unsigned int BSP_processor_frequency; /* * Time base divisior (how many tick for 1 second). */ extern unsigned int BSP_time_base_divisor; extern char BSP_productIdent[20]; extern char BSP_serialNumber[20]; extern char BSP_enetAddr0[7]; extern char BSP_enetAddr1[7]; /* * The commandline as passed from the bootloader. */ extern char *BSP_commandline_string; #define BSP_Convert_decrementer( _value ) \ ((unsigned long long) ((((unsigned long long)BSP_time_base_divisor) * 1000000ULL) /((unsigned long long) BSP_bus_frequency)) * ((unsigned long long) (_value))) extern void bsp_reset(void); extern int BSP_disconnect_clock_handler (void); extern int BSP_connect_clock_handler (void); /* clear hostbridge errors * * enableMCP: whether to enable MCP checkstop / machine check interrupts * on the hostbridge and in HID0. * * NOTE: The 5500 and 6100 boards have NO PHYSICAL CONNECTION * to MCP so 'enableMCP' will always fail! * * quiet : be silent * * RETURNS : PCI status (hose 0 in byte 0, host 1 in byte 1) and * VME bridge status (upper 16 bits). * Zero if no errors were found. */ extern unsigned long _BSP_clear_hostbridge_errors(int enableMCP, int quiet); /* clear vme bridge errors and return (bridge-dependent) 16-bit status * * quiet : be silent * * RETURNS : 0 if there were no errors, non-zero, bridge-dependent * 16-bit error status on error. * */ extern unsigned short (*_BSP_clear_vmebridge_errors)(int); /* * Prototypes for debug helpers */ void discovery_pic_set_debug_irq(int on); void discovery_pic_install_debug_irq(void); /* * Prototypes for methods called only from .S for dependency tracking */ char *save_boot_params( void *r3, void *r4, void *r5, char *cmdline_start, char *cmdline_end ); void zero_bss(void); /* * Prototypes for methods in the BSP that cross file boundaries */ uint32_t probeMemoryEnd(void); #endif #ifdef __cplusplus } #endif #endif /* !ASM */ #endif